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The Latest Breaking News from Space

Farewell, comet 3I/ATLAS! Interstellar visitor heads for the outer solar system after its closest approach to Earth

3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system.

Space

How did interstellar comet 3I/ATLAS capture our imagination in 2025?

For one, it came down to timing.

Space

Trump signs sweeping executive order aimed at 'ensuring American space superiority'

On Thursday (Dec. 18), President Donald Trump issued an executive order designed to ensure American space superiority. It calls for the initial construction of a moon base by 2030, among other goals.

Space

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Why are the 'Avatar' movies so massive? Their success seems to defy conventional logic

They're not part of a vast, Marvel-style universe, and neither is a classic. So why are the "Avatar" movies so successful?

Space

A SpaceX Starlink satellite is tumbling and falling out of space after partial breakup in orbit

One of SpaceX's Starlink broadband satellites suffered an anomaly in orbit on Wednesday (Dec. 17) that led to its partial breakup, according to the company.

Space

Astronomers capture 1st direct images of collisions in a nearby star system: 'It's like looking back in time'

"It's like looking back in time in a sense, to that violent period of our solar system when it was less than a billion years old."

Space

4 ways to track 3I/ATLAS without a telescope as it makes its closest approach to Earth tonight

Interstellar visitor 3I/ATLAS is travelling away from the sun on its way back to interstellar space.

Space

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'Crash Clock' reveals how soon satellite collisions would occur after a severe solar storm — and it's pretty scary

Satellites would likely begin colliding with each other or space junk in less than three days if they were to lose the ability to maneuver, for example due to an intense solar storm.

Space

Scientists detect X-ray glow from interstellar comet 3I/ATLAS extending 250,000 miles into space

A rare interstellar comet has been caught in X-rays by two space telescopes, revealing how its gases interact with charged particles from the sun as it travels through the inner solar system.

Space

Will 2026 bring strong auroras? What the sun's recent activity tells us

2025 was another busy year on the sun. But how did it compare with 2024, and what will 2026 bring for solar activity and the northern lights?

Space

As above, so below: Earth in the sky | Space photo of the day for Dec. 18, 2025

This 3D rendering of our planet was part of France's Festival of Lights celebration.

Space

What time will interstellar comet 3I/ATLAS be closest to Earth today?

NASA JPL pinpoints the moment the interstellar visitor passes closest to our planet.

Space

James Webb Space Telescope confirms 1st 'runaway' supermassive black hole rocketing through 'Cosmic Owl' galaxies at 2.2 million mph: 'It boggles the mind!'

"The forces that are needed to dislodge such a massive black hole from its home are enormous."

Space

10 years into the Disney 'Star Wars' era: Grading the ups and downs of a galaxy far, far away

Ten years on from 'The Force Awakens', we look back at what's gone right and what's gone wrong.

Space

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Space

US Senate confirms Jared Isaacman as new NASA administrator

More than a year after his initial nomination, the U.S. Senate has voted to confirm billionaire private astronaut Jared Isaacman as NASA administrator.

Space

Blue Origin launches 1st wheelchair user to space and back (video)

Blue Origin launched wheelchair user Michi Benthaus and her NS-37 five crewmates aboard a New Shepard rocket from West Texas on Saturday, Dec. 20, 2025.

Space

Rocket Lab launches 4 experimental 'DiskSats' for the US military

Rocket Lab launched four "DiskSats" for the U.S. Space Force just after midnight on Thursday (Dec. 18), adding to the company's busy 2025.

Space

Camera on NASA Mars probe snaps its 100,000th photo of the Red Planet

The HiRISE camera on NASA's Mars Reconnaissance Orbiter just notched a big milestone, snapping its 100,000th photo of the Red Planet.

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Space

10 years later, 'The Force Awakens' stands as the blueprint for a 'Star Wars' that never was

Back in December 2015, the Force awakened in Star Wars, but it quickly went back to sleep.

Space

SpaceX launches Starlink missions in dual-coast spaceflight doubleheader (videos)

SpaceX launched two Falcon 9 rockets, each carrying Starlink satellites, from Kennedy Space Cener in Florida and Vandenberg Space Force Base in California on Dec. 17, 2025.

Space

Surprise! Saturn's huge moon Titan may not have a buried ocean after all

"We're not certain if having widespread liquid pockets instead of a global ocean makes Titan more or less habitable."

Space

Watch interstellar comet 3I/ATLAS make its closest approach to Earth in free livestream on Dec. 19 after rain delay

The livestream will now begin Friday at 11 p.m. EST, Dec. 19 (0400 GMT on Dec. 20), weather permitting, after rain prevented a broadcast on Thursday night.

Space

Crewed Russian spacecraft meets up with ISS | Space photo of the day for Dec. 17, 2025

The Soyuz launched on Nov. 27, 2025 from the Baikonur Cosmodrome in Kazakhstan.

Space

Experiments on a private space station: Vast asks scientists for research proposals

The California startup Vast has opened a call for scientific research aboard its Haven-1 private space station, which is set to launch atop a SpaceX rocket next year.

Space

Interstellar comet 3I/ATLAS wasn't supposed to be there — meet the astronomer who discovered it

Dr. Larry Denneau of the University of Hawaii is nothing like your typical astronomer.

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